[INFO] fetching crate dbus-tree 0.9.2...
[INFO] checking dbus-tree-0.9.2 against master#ddaf12390d3ffb7d5ba74491a48f3cd528e5d777 for pr-146504
[INFO] extracting crate dbus-tree 0.9.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dbus-tree 0.9.2
[INFO] finished tweaking crates.io crate dbus-tree 0.9.2
[INFO] tweaked toml for crates.io crate dbus-tree 0.9.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dbus-tree 0.9.2 on toolchain ddaf12390d3ffb7d5ba74491a48f3cd528e5d777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dbus-tree 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dbus v0.9.5
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 690cfa648f8cfe54b4367494f250ddd19b2c1fc736381ac3238536d42a8a8b2c
[INFO] running `Command { std: "docker" "start" "-a" "690cfa648f8cfe54b4367494f250ddd19b2c1fc736381ac3238536d42a8a8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "690cfa648f8cfe54b4367494f250ddd19b2c1fc736381ac3238536d42a8a8b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690cfa648f8cfe54b4367494f250ddd19b2c1fc736381ac3238536d42a8a8b2c", kill_on_drop: false }`
[INFO] [stdout] 690cfa648f8cfe54b4367494f250ddd19b2c1fc736381ac3238536d42a8a8b2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddaf12390d3ffb7d5ba74491a48f3cd528e5d777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34852cff445cba1f2b8357bd4f9d28d93485cf45b7bd2b6e8c46527db12c2ba1
[INFO] running `Command { std: "docker" "start" "-a" "34852cff445cba1f2b8357bd4f9d28d93485cf45b7bd2b6e8c46527db12c2ba1", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]     Checking dbus v0.9.5
[INFO] [stderr]     Checking dbus-tree v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/objectpath.rs:168:63
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn get_iface<'a>(&'a self, iface_name: &'a str) -> Result<&Arc<Interface<M, D>>, MethodErr> {
[INFO] [stdout]     |                       --                    --                ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                       |                     |
[INFO] [stdout]     |                       |                     the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn get_iface<'a>(&'a self, iface_name: &'a str) -> Result<&'a Arc<Interface<M, D>>, MethodErr> {
[INFO] [stdout]     |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/objectpath.rs:168:63
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn get_iface<'a>(&'a self, iface_name: &'a str) -> Result<&Arc<Interface<M, D>>, MethodErr> {
[INFO] [stdout]     |                       --                    --                ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                       |                     |
[INFO] [stdout]     |                       |                     the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn get_iface<'a>(&'a self, iface_name: &'a str) -> Result<&'a Arc<Interface<M, D>>, MethodErr> {
[INFO] [stdout]     |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "34852cff445cba1f2b8357bd4f9d28d93485cf45b7bd2b6e8c46527db12c2ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34852cff445cba1f2b8357bd4f9d28d93485cf45b7bd2b6e8c46527db12c2ba1", kill_on_drop: false }`
[INFO] [stdout] 34852cff445cba1f2b8357bd4f9d28d93485cf45b7bd2b6e8c46527db12c2ba1